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← The problem of cars in cities is a geometry problem, not a technology…
17 connected korrents · 17 moments from 20 Apr 1995 to 24 Sept 2026.
Everything filed under design
design
Everything filed under infrastructure
infrastructure
Everything filed under simplicity
simplicity
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politics
Everything filed under self-driving cars
self-driving cars
Everything filed under physics
physics Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Read this korrent: The problem of cars in cities is a geometry problem, not a technology problem: no invention creates room for everybody's car. The problem of cars in cities is a geometry problem, not a technology problem: no invention creates room for everybody's car. Last stated 16 years ago
7 Jun 2010
JW
Jarrett Walker — holds since 2010-06-07 — tap for who they are
Same subject: Technology never changes geometry: a transport problem has to be solved spatially before it is solved at all. — tap to centre the map on it Technology never changes geometry: a transport problem has to be solved spatially before it is solved at all. Last stated 10 years ago
21 Jul 2016
JW
Jarrett Walker — holds since 2016-07-21 — tap for who they are
Same subject: There is no material problem, whether created by nature or by technology, that cannot be solved with more technology. — tap to centre the map on it There is no material problem, whether created by nature or by technology, that cannot be solved with more technology. Last stated 3 years ago
16 Oct 2023
MA
Marc Andreessen — holds since 2023-10-16 — tap for who they are
Same subject: Beyond neighbourhood distances, cars and public transport are substitutes for each other, so a trip taken by rail really is a trip not taken by car. — tap to centre the map on it Beyond neighbourhood distances, cars and public transport are substitutes for each other, so a trip taken by rail really is a trip not taken by car. Last stated 7 months ago
10 Mar 2026
AL
Alon Levy — holds since 2026-03-10 — tap for who they are
Same subject: Big-box stores and their parking lots do not improve a city's urban experience. — tap to centre the map on it Big-box stores and their parking lots do not improve a city's urban experience. Last stated a year ago
7 Oct 2025
MM
Mr. Money Mustache — holds since 2025-10-07 — tap for who they are
Same subject: Technology cannot solve problems that are human, organizational and political in nature, however hopeful it is to think so. — tap to centre the map on it Technology cannot solve problems that are human, organizational and political in nature, however hopeful it is to think so. Last stated 32 years ago
20 Apr 1995
SJ
Steve Jobs — holds since 1995-04-20 — tap for who they are
Same subject: Rich people will have self-driving cars and the city will not be built around them. — tap to centre the map on it Rich people will have self-driving cars and the city will not be built around them. Last stated 16 years ago
7 Jun 2010
JW
Jarrett Walker — holds since 2010-06-07 — tap for who they are
Same subject: No dense city anywhere runs without heavy reliance on transit, and no new transport technology changes the space arithmetic that makes that true. — tap to centre the map on it No dense city anywhere runs without heavy reliance on transit, and no new transport technology changes the space arithmetic that makes that true. Last stated 12 years ago
4 Nov 2014
JW
Jarrett Walker — holds since 2014-11-04 — tap for who they are
Same subject: The fundamental problem spatial intelligence must solve is understanding the geometry, the structure and the physics of a space. — tap to centre the map on it The fundamental problem spatial intelligence must solve is understanding the geometry, the structure and the physics of a space. Last stated 2 months ago
4 Sept 2026
FL
Fei-Fei Li — holds since 2026-09-04 — tap for who they are
Same subject: A $1,299, 100-gram pair of slip-on glasses seems far more enticing than a $3,699, 700-gram headset strapped to the face. — tap to centre the map on it A $1,299, 100-gram pair of slip-on glasses seems far more enticing than a $3,699, 700-gram headset strapped to the face. Last stated 4 weeks ago
24 Sept 2026
MS
M.G. Siegler — holds since 2026-09-24 — tap for who they are
Same subject: A baby-step version of eval-driven design is to sketch out 10 to 20 hero flows and run the feature or interaction through them to see where it falls apart. — tap to centre the map on it A baby-step version of eval-driven design is to sketch out 10 to 20 hero flows and run the feature or interaction through them to see where it falls apart. Last stated a month ago
9 Sept 2026
EB
Ed Bayes — holds since 2026-09-09 — tap for who they are
Same subject: A blank chat box is lazy: it violates the first rule of a good user experience, that it is obvious what you can do. — tap to centre the map on it A blank chat box is lazy: it violates the first rule of a good user experience, that it is obvious what you can do. Last stated a year ago
12 May 2025
JZ
Julie Zhuo — holds since 2025-05-12 — tap for who they are
Same subject: "Food from thin air" is not from thin air: it runs on water, minerals, ammonia and industrial plant. — tap to centre the map on it "Food from thin air" is not from thin air: it runs on water, minerals, ammonia and industrial plant. Last stated 4 months ago
30 Jun 2026
CS
Chris Smaje — holds since 2026-06-30 — tap for who they are
Same subject: A city's first rail line comes in at a reasonable cost and every line after it does not, because the follow-up outgrows the in-house team that oversaw the pilot. — tap to centre the map on it A city's first rail line comes in at a reasonable cost and every line after it does not, because the follow-up outgrows the in-house team that oversaw the pilot. Last stated 2 years ago
7 Dec 2024
AL
Alon Levy — holds since 2024-12-07 — tap for who they are
Same subject: A good tool raises the floor of what people can build without lowering the ceiling, and almost every tool quietly lowers the ceiling. — tap to centre the map on it A good tool raises the floor of what people can build without lowering the ceiling, and almost every tool quietly lowers the ceiling. Last stated a year ago
18 Sept 2025
TL
Tobias Lütke — holds since 2025-09-18 — tap for who they are
Same subject: A browser works better as a single window than as multiple separate windows. — tap to centre the map on it A browser works better as a single window than as multiple separate windows. Last stated a month ago
15 Sept 2026
CC
Chris Coyier — holds since 2026-09-15 — tap for who they are
Same subject: A business is more likely to fail from taking on too much complexity than from lacking resources. — tap to centre the map on it A business is more likely to fail from taking on too much complexity than from lacking resources. Last stated 8 years ago
29 Sept 2018
TG
Tren Griffin — holds since 2018-09-29 — tap for who they are
Same subject: A business succeeds through a small number of highly effective distribution channels, not many mediocre ones. — tap to centre the map on it A business succeeds through a small number of highly effective distribution channels, not many mediocre ones. Last stated 3 years ago
17 Feb 2024
AW
Adam Wiggins — holds since 2024-02-17 — tap for who they are
At the centre
The problem of cars in cities is a geometry problem, not a technology problem: no invention creates room for everybody's car.
Holds Read this korrent →
Technology never changes geometry: a transport problem has to be solved spatially before it is solved at all.
Holds
There is no material problem, whether created by nature or by technology, that cannot be solved with more technology.
Holds
Beyond neighbourhood distances, cars and public transport are substitutes for each other, so a trip taken by rail really is a trip not taken by car.
Holds
Big-box stores and their parking lots do not improve a city's urban experience.
Holds
Technology cannot solve problems that are human, organizational and political in nature, however hopeful it is to think so.
Holds
Rich people will have self-driving cars and the city will not be built around them.
Holds
No dense city anywhere runs without heavy reliance on transit, and no new transport technology changes the space arithmetic that makes that true.
Holds
The fundamental problem spatial intelligence must solve is understanding the geometry, the structure and the physics of a space.
Holds
A $1,299, 100-gram pair of slip-on glasses seems far more enticing than a $3,699, 700-gram headset strapped to the face.
Holds
A baby-step version of eval-driven design is to sketch out 10 to 20 hero flows and run the feature or interaction through them to see where it falls apart.
Holds
A blank chat box is lazy: it violates the first rule of a good user experience, that it is obvious what you can do.
Holds
"Food from thin air" is not from thin air: it runs on water, minerals, ammonia and industrial plant.
Holds
A city's first rail line comes in at a reasonable cost and every line after it does not, because the follow-up outgrows the in-house team that oversaw the pilot.
Holds
A good tool raises the floor of what people can build without lowering the ceiling, and almost every tool quietly lowers the ceiling.
Holds
A browser works better as a single window than as multiple separate windows.
Holds
A business is more likely to fail from taking on too much complexity than from lacking resources.
Holds
A business succeeds through a small number of highly effective distribution channels, not many mediocre ones.
Holds